有故意堆积AP数目的嫌疑，明明有AP CalcBC就包括所有数学了，再加AB或pre-cal就画蛇添足了，给人印象不好。

来源: windyLL 于 2025-07-08 11:57:09 [旧帖] [给我悄悄话] 本文已被阅读：次

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